How to reduce bitter taste in food?

Kuwait
December 3, 2008 9:49am CST
Today i prepared spinch (palak paneer indian dish) for dinner.I never experienced this before.I always cook this dish but this is the 1st time it is tasting bitter.I want to reduce bitterness in it.I have heard to put sugar or lemon juice. I need an help from u to reduce bitter taste?